You can make some astounding images using just a box with a hole. Inspired by the celebration of Leiden as the European City of Science, Professor Matthew Kenworthy left several pinhole cameras across the Observatory over the course of 2021. This is how the simplest devices may uncover the greatest…

When you think of political philosophy, you think of Immanuel Kant, Georg Hegel and Johann Fichte. Both philosophers are considered great representatives of German idealism. University lecturer in Continental Philosophy Marie Louise Krogh has received a Veni subsidy to delve deeper into the German idealists…

Zār jewellery from Egypt can be found in many museums and private collections in the West, but for a long time very little was known about it, except that it was used in rituals to protect against spirit possession. PhD candidate Sigrid van Roode has explored its history and discovered that the jewellery…

Minerva, which calls itself the oldest student association of the Netherlands, has the reputation of being an impenetrable bastion. A lustrum exhibition shows the turbulent history and points to a diversity of contacts: from close bonds with Leiden ‘coffee ladies’ to the visit of Sir Winston Churchi…

In haar boek ‘Diensten met geheimen’ vertelt Willemijn Aerdts hoe de AIVD en MIVD te werk gaan. En ontkracht ze ook een paar mythes.

Is aviation on a one-way journey or a round trip? That is the question Steven Truxal will answer in his inaugural lecture From Disruption to Innovation in Air and Space: Legal Solutions for a Sustainable Future on Monday 15 November. This professor of air and space law is positive. That’s one thing…

‘Raising awareness of the disorder is crucial since borderline personality disorder (BPD) still faces considerable stigma ’, says Anne Krause-Utz (Clinical Psychology) . Together with an international team of excellent scientists, Krause-Utz provides an update of current knowledge about this disorder,…

Jeroen van Gessel’s lecturers didn’t always have time for extensive feedback on his written assignments. So, together with tech-savvy friend Menno Hahury, he founded Eduface, a startup to develop an AI teaching assistant. ‘The first users now work three times faster.'

In the eighteenth century, the Dutch East India Company (VOC) housed its enslaved people on ‘Slave Island’ in Colombo, the capital of Sri Lanka. Today ‘Slave Island’ is under serious threat from property developers. Senior lecturer Alicia Schrikker, together with her Sri Lankan colleagues Iromi Perera…

There are as good as no clear rules for the return of stolen art. This means that rather than in court, many cases are decided in the political arena instead. In her PhD research Evelien Campfens suggests how this could change. PhD defence on 11 November.

What practical steps can we take to resolve cross-border claims to looted art and prevent illicit trafficking in cultural goods? That's what the European Parliament asked Leiden legal scholar Evelien Campfens. Her advice: develop a registration system, issue art with a ‘passport’ and set up a European…

What do you get when you bring a percussionist and a trumpet player together in a project orchestra? A story full of passion, unique experiences and a healthy dose of enthusiasm. We spoke with Tommy and Jeroen, both staff members at ISGA, about their participation in the Leiden Canal Concert on Sunday…

A pandemic of lianas is sweeping through tropical forests, reducing their ability to store carbon and limiting their role in mitigating climate change. Two recent studies from Leiden University highlight the issue. ‘We now understand why lianas are visible in satellite imagery.’

Jasper Knoester is the dean of the Faculty of Science. How is he doing, what exactly does he do and what does his day look like? In each newsletter, Jasper gives an insight into his life.

Leiden University will be conferring three honorary doctorates in its special anniversary year. They will be awarded to Eliot Higgins, truth finder and founder of Bellingcat, Bonnie Honig, expert in feminist theory and legal theory, and Kelly Chibale, professor of organic chemistry, who works on prevention…

Jasper Knoester is the dean of the Faculty of Science. How is he doing, what exactly does he do and what does his day look like? In each newsletter, Jasper gives an insight into his life.

On 1 July – Keti Koti, in the year ahead, our university community will be able to reflect extensively on the history of slavery by engaging in research, education and many other activities.

An X-ray scanner, some small metal balls, and a newly developed algorithm. That is all you need to make a 3D model that enables you to look inside art objects without dismantling them. Thanks to the research of Francien Bossema (Centrum Wiskunde & Informatica and Leiden Institute of Advanced Computer…

Would you like to share your academic research with a diverse international audience? On the not-for-profit news platform The Conversation, academics and journalists team up to write research-based articles. Leiden University recently partnered with this platform, and two of our colleagues share their…

At one time, the railway from Kimberley to Kambove in Southern Africa symbolised prosperity and progress. Today, the exhausted mining towns along its route are marked by decay and pollution. Professor Jan-Bart Gewald has been awarded an NWO L grant to investigate the long-term global consequences.

Five researchers from Leiden University have been awarded an Open Competition Domain Science ENW XS grant by the Dutch Research Council for their research projects.

On 25 September, Leiden University Campus The Hague organised a partner day ahead of the European Association for International Education (EAIE) 2023 Conference in Rotterdam. The EAIE partner day took place both in Leiden and The Hague, to make international partners of Leiden University understand…

Lecture, COGLOSS Seminar

Lecture, COGLOSS lecture

Lecture

Alumni event

Ionica Smeets is planning to give the prize money that she won with the Iris Medal, a prize for excellent science communication, to student projects.

Fantastic plants, dizzying patterns and pulsating sounds: researchers from Leiden are going to study the effects of a simulated psychedelic trip on the mind and body at Lowlands Festival. Why might this be interesting for therapies?

Opponents of drastic nitrogen measures argue that the nitrogen calculation model is not reliable enough. Nitrogen professor Jan Willem Erisman: 'It is now much more important to discuss the choices we make on the basis of the outcome. The differences are much bigger than the uncertainties in the mod…

During the annual graduation ceremony, not only were the Bachelor's students in Political Science honoured, but also those students who had written exceptional theses. The thesis prizes reward work that excels in originality, social relevance and academic quality. This year's winners are Ronny Wijling…

The nominees for the IRO Thesis Prize 2025 and the Prof. Dr. J.Th.J. van den Berg-prijs 2025. Who authored the best thesis in Leiden University’s bachelor’s programme in Political Science?

2021, again, sees a rich harvest of bachelor theses in Political Science. Students have been tackling fascinating subjects—ranging from European solidarity in the COVID-19 crisis to the representation of women in democratically elected parliaments—and crowning their research projects with interesting,…

Bringing the community together, doing up the community centre or researching how to make gardens greener. Students now have a base in Leiden-Noord where they can work with local residents and partner organisations to make the city a better place to live. It was the official opening of ‘Learning with…

‘Een goed gesprek begint met iemand écht zien.’ (A good conversation starts with truly seeing someone). That text is written on a plaque that was screwed onto a IK Z1E J3 (I see you) bench on the Wijnhaven Rooftop Garden on Monday morning. The bench acts as a symbol to create room for discussions about…

For the past year, Anne Wellink represented students' interests on the Faculty Board. As of September, Nova Verkerk will take over. In this interview, the two of them look back and ahead to the future.

What does academic freedom mean? And how do we give shape to it in Leiden? The Academic Freedom Core Team considered these questions and presented its final report on 17 June.

One of our most engaged and expert scholars is bidding farewell. After forty years at Leiden Law School, first as a student and later as a professor, Niels Blokker reflects on his university career.

Interest organisations are increasingly taking legal action and that’s a good thing for democracy, says PhD candidate Rowie Stolk. ‘It means that the most vulnerable social groups – including children and refugees, who tend to have a weaker political position – are protected.’

‘A tax crusader’... that’s how Ferd Grapperhaus, former Professor of Tax Law at Leiden University and father of the former Minister of Justice and Security, described himself. In his biography of Grapperhaus, Assistant Professor Rens Pieterse explains that he saw tax as a contribution to society.

It was not until 1878 that the first female students enrolled at Leiden University, but the discussion on whether women were suited to study was by no means over. 8 March is International Women's Day. BBC correspondente Kim Ghattas will deliver a lecture on 6 March on the struggle by Arabic women for…

No fewer than 55 applications were submitted for a Kiem seed grant, an initiative for developing new interdisciplinary, interfaculty research partnerships and encounters. The draw took place on Monday for the allocation of 22 seed grants. The Executive Board was so impressed with the number of applications…

On Thursday 15 January 2026, the Meijers Lecture was held and the Meijers Prizes and Van Wersch Springplank Prize presented. Suzan Stoter, Dean of Leiden Law School and portfolio holder for research, introduced the lecture to a full house.

The Veni grant is awarded annually by NWO (Netherlands Organisation for Scientific Research). This year, multiple researchers from Leiden University and 2 researchers who will soon be working at the university will receive a Veni grant from the NWO. Thanks to this grant, which can amount to up to 320,000…

An archaeologist as a modern-day shaman. An unexpected comparison Professor by Special Appointment of Public Archaeology Luc Amkreutz will make in his inaugural lecture.

Psychedelic drugs like magic mushrooms and LSD are embraced by some and seen as lethal by others. Cognitive psychologist Michiel van Elk delved into the world of psychedelic drugs and wrote a surprisingly sober book about them. ‘Without first-hand experience my story wouldn’t be complete.’

In 2025, our colleagues from the Institute of Psychology once again made a strong presence in the media. From (inter)national newspapers to podcasts, discover where they shared their expertise in the media this year.

The nominees for the IRO thesis prize 2021 and for the Prof. Dr. J.Th.J. van den Berg prize 2021. Who wrote the best Political Science bachelor’s theses?

Every year around 8 February, Leiden University, the oldest university in the Netherlands, is celebrating its birthday. Why does the King still receive a telegram on the day of the Dies Natalis? 4 questions on the origins of Leiden University and its traditions for celebrating its foundation day.